National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Tropical Storm Arthur and Heavy Rainfall in the South; Severe Weather in the Midwest

An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana tonight. Intense tornadoes, swaths of damaging gusts, and hail in excess of 2 inches in diameter possible. Tropical Storm Arthur will continue to produce strong winds across coastal Upper Texas and Louisiana tonight, as well as potentially life-threatening flooding across southern Louisiana into Mississippi. Read More >

Hazardous Weather Conditions

Current conditions at

Bloomington/Normal, Central Illinois Regional Airport at Bloomington-Normal (KBMI)

Lat: 40.48°NLon: 88.92°WElev: 873ft.

Overcast

71°F

22°C

Humidity 100%
Wind Speed SW 10 mph
Barometer 29.45 in (996.3 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Last update 17 Jun 7:56 pm CDT
Extended Forecast for

2 Miles ESE Merna IL

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 10pm. Some of the storms could be severe. Mostly cloudy, then gradually becoming clear, with a low around 59. West wind 14 to 18 mph, with gusts as high as 25 mph.

    Low: 59 °F

    Severe
    Thunderstorms
    then Mostly
    Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 73. West northwest wind 14 to 16 mph, with gusts as high as 23 mph.

    High: 73 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 55. West northwest wind 5 to 10 mph.

    Low: 55 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Sunny, with a high near 78. West northwest wind 6 to 11 mph, with gusts as high as 16 mph.

    High: 78 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 59. West northwest wind 5 to 8 mph becoming light and variable.

    Low: 59 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 81. West southwest wind 6 to 9 mph.

    High: 81 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers after 1am. Partly cloudy, with a low around 61. West wind 6 to 8 mph becoming east after midnight.

    Low: 61 °F

    Partly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: Showers likely, then showers and possibly a thunderstorm after 1pm. High near 77. Chance of precipitation is 90%.

    High: 77 °F

    Showers
    Likely then
    Showers

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 59. Chance of precipitation is 70%.

    Low: 59 °F

    Showers
    Likely

Detailed Forecast

Tonight
A 30 percent chance of showers and thunderstorms, mainly before 10pm. Some of the storms could be severe. Mostly cloudy, then gradually becoming clear, with a low around 59. West wind 14 to 18 mph, with gusts as high as 25 mph.
Thursday
Mostly sunny, with a high near 73. West northwest wind 14 to 16 mph, with gusts as high as 23 mph.
Thursday Night
Mostly clear, with a low around 55. West northwest wind 5 to 10 mph.
Juneteenth
Sunny, with a high near 78. West northwest wind 6 to 11 mph, with gusts as high as 16 mph.
Friday Night
Partly cloudy, with a low around 59. West northwest wind 5 to 8 mph becoming light and variable.
Saturday
Mostly sunny, with a high near 81. West southwest wind 6 to 9 mph.
Saturday Night
A 30 percent chance of showers after 1am. Partly cloudy, with a low around 61. West wind 6 to 8 mph becoming east after midnight.
Sunday
Showers likely, then showers and possibly a thunderstorm after 1pm. High near 77. Chance of precipitation is 90%.
Sunday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 59. Chance of precipitation is 70%.
Monday
Mostly sunny, with a high near 75.
Monday Night
Mostly clear, with a low around 54.
Tuesday
Mostly sunny, with a high near 78.
Tuesday Night
Partly cloudy, with a low around 58.
Wednesday
Mostly sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ESE Merna IL
 40.52°N 88.81°W (Elev. 801 ft)
Last Update:
7:46 pm CDT Jun 17, 2026
Forecast Valid:
8pm CDT Jun 17, 2026-6pm CDT Jun 24, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation